How popular is Sydell?

Sydell is an unusual first name for women. Sydell is an equivalently unusual last name too for all people. (2000 U.S. Demographics)

Sydell was first listed in 1920-1929 and reached its peak rank of #1714 in the U.S. during the years 1930-1939, but is not ranked currently. (Top 2000 Names, 2015)

Which version is better?

with its source form and related girl names. Popular related forms of Sydell are Sadie(#52 in recent rankings) and Sydelle. These relations of Sydell were at the apex of their popularity in 2014 (median #1348) and have remained as popular to this day (#1350, ▼6.7%). Sadie has been the top favorite.